package com.ruoyi.framework.web.service;

import com.ruoyi.common.core.domain.entity.InviteRecord;
import com.ruoyi.common.core.domain.entity.SignInStatistics;
import com.ruoyi.common.core.domain.entity.UserPoints;
import com.ruoyi.common.utils.uuid.UUID;
import com.ruoyi.system.mapper.SignInStatisticsMapper;
import io.netty.util.internal.ObjectUtil;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.ObjectUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import com.ruoyi.common.constant.CacheConstants;
import com.ruoyi.common.constant.Constants;
import com.ruoyi.common.constant.UserConstants;
import com.ruoyi.common.core.domain.entity.SysUser;
import com.ruoyi.common.core.domain.model.RegisterBody;
import com.ruoyi.common.core.redis.RedisCache;
import com.ruoyi.common.exception.user.CaptchaException;
import com.ruoyi.common.exception.user.CaptchaExpireException;
import com.ruoyi.common.utils.DateUtils;
import com.ruoyi.common.utils.MessageUtils;
import com.ruoyi.common.utils.SecurityUtils;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.framework.manager.AsyncManager;
import com.ruoyi.framework.manager.factory.AsyncFactory;
import com.ruoyi.system.service.ISysConfigService;
import com.ruoyi.system.service.ISysUserService;
import org.springframework.transaction.annotation.Transactional;

import java.util.Date;

/**
 * 注册校验方法
 *
 * @author ruoyi
 */
@Slf4j
@Component
@Transactional
public class SysRegisterService {
    @Autowired
    private ISysUserService userService;

    @Autowired
    private ISysConfigService configService;

    @Autowired
    private InviteRecordService inviteRecordService;

    @Autowired
    private RedisCache redisCache;
    @Autowired
    private PointsService pointsService;
    @Autowired
    private SignInStatisticsMapper signInStatisticsMapper;

    /**
     * 注册
     */
    public String register(RegisterBody registerBody) {
        String invitationCode = registerBody.getInvitationCode();
        if(StringUtils.isEmpty(invitationCode)){
            return "邀请码不可为空！";
        }
        SysUser user = userService.selectUserByInvitationCode(invitationCode);
        if(ObjectUtils.isEmpty(user)){
            return "邀请码不存在";
        }
        //邀请人的被邀请信息
        InviteRecord inviteRecord = inviteRecordService.selectByInviteeId(user.getUserId());
        if(ObjectUtils.isEmpty(inviteRecord)){
            log.info("邀请人的邀请信息为空");
            return "系统出小差了，请联系管理员！";
        }
        String msg = "", username = registerBody.getUsername(), password = registerBody.getPassword();
        SysUser sysUser = new SysUser();
        sysUser.setUserName(username);

        // 验证码开关
        boolean captchaEnabled = configService.selectCaptchaEnabled();
        if (captchaEnabled) {
            validateCaptcha(username, registerBody.getCode(), registerBody.getUuid());
        }

        if (StringUtils.isEmpty(username)) {
            msg = "用户名不能为空";
        } else if (StringUtils.isEmpty(password)) {
            msg = "用户密码不能为空";
        } else if (username.length() < UserConstants.USERNAME_MIN_LENGTH
                || username.length() > UserConstants.USERNAME_MAX_LENGTH) {
            msg = "账户长度必须在2到20个字符之间";
        } else if (password.length() < UserConstants.PASSWORD_MIN_LENGTH
                || password.length() > UserConstants.PASSWORD_MAX_LENGTH) {
            msg = "密码长度必须在5到20个字符之间";
        } else if (!userService.checkUserNameUnique(sysUser)) {
            msg = "保存用户'" + username + "'失败，注册账号已存在";
        } else {
            sysUser.setNickName(username);
            sysUser.setPwdUpdateDate(DateUtils.getNowDate());
            sysUser.setPassword(SecurityUtils.encryptPassword(password));
            //生成随机邀请码
            String code = UUID.randomUUID().toString().replace("-", "").substring(0, 8).toUpperCase();
            sysUser.setInvitationCode(code);
            boolean regFlag = userService.registerUser(sysUser);
            if (!regFlag) {
                msg = "注册失败,请联系系统管理人员";
            } else {
                AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.REGISTER, MessageUtils.message("user.register.success")));
                //新增邀请记录
                InviteRecord record = new InviteRecord();
                record.setInviteCode(invitationCode);
                record.setParentInviterId(inviteRecord.getParentInviterId());
                record.setInviterId(user.getUserId());
                record.setInviterName(user.getNickName());
                record.setInviteeId(sysUser.getUserId());
                record.setInviteTime(DateUtils.getNowDate());
//                Long level = inviteRecord.getLevel()+1;
//                level = level > 12 ? 2 : level;
                record.setLevel(inviteRecord.getLevel()+1);
                record.setCreateTime(DateUtils.getNowDate());
                record.setUpdateTime(DateUtils.getNowDate());
                inviteRecordService.insertInviteRecord(record);
                //初始化用户积分总表
                UserPoints userPoints = new UserPoints();
                userPoints.setUserId(sysUser.getUserId());
                userPoints.setLevel(1);
                pointsService.insertUserPoints(userPoints);
                //初始化用户签到统计表
                SignInStatistics signInStatistics = new SignInStatistics();
                signInStatistics.setUserId(sysUser.getUserId());
                signInStatistics.setCreatedAt(new Date());
                signInStatisticsMapper.insertSignInStatistics(signInStatistics);
            }
        }
        return msg;
    }

    /**
     * 校验验证码
     *
     * @param username 用户名
     * @param code     验证码
     * @param uuid     唯一标识
     * @return 结果
     */
    public void validateCaptcha(String username, String code, String uuid) {
        String verifyKey = CacheConstants.CAPTCHA_CODE_KEY + StringUtils.nvl(uuid, "");
        String captcha = redisCache.getCacheObject(verifyKey);
        redisCache.deleteObject(verifyKey);
        if (captcha == null) {
            throw new CaptchaExpireException();
        }
        if (!code.equalsIgnoreCase(captcha)) {
            throw new CaptchaException();
        }
    }
}
